imx: mx6sabreauto: convert to DM_I2C

Convert to DM_I2C

Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/configs/mx6sabreauto_defconfig b/configs/mx6sabreauto_defconfig
index 639f552..50f63c2 100644
--- a/configs/mx6sabreauto_defconfig
+++ b/configs/mx6sabreauto_defconfig
@@ -76,7 +76,7 @@
 CONFIG_BOUNCE_BUFFER=y
 CONFIG_DFU_MMC=y
 CONFIG_DFU_SF=y
-CONFIG_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SPL_SYS_I2C_LEGACY=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_FSL_USDHC=y